Home / 6,923.76-10,391.22-3,638.82

Finding the Fourth Proportional to 6,923.76, 10,391.22 and 3,638.82

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Solution

The fourth proportional to 6,923.76, 10,391.22 and 3,638.82 is: 5,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.76 : 10,391.22 = 3,638.82 : x
  2. Step 2: Convert to fraction form
    6,923.76/10,391.22 = 3,638.82/x
  3. Step 3: Cross multiply
    6,923.76x = 10,391.22 × 3,638.82
  4. Step 4: Simplify right side
    6,923.76x = 37,811,779.16
  5. Step 5: Solve for x
    x = 37,811,779.16/6,923.76
  6. Step 6: Final answer
    x = 5,461.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.